This tests calling the window scrolling with only 1 argument On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". window.scrollTo Tests Testing - scrollTo with 0 arguments PASS window.scrollX is resetX PASS window.scrollY is resetY PASS window.scrollX is x PASS window.scrollY is y Testing - scrollTo with 1 non-dictionary argument PASS scrollTo(0) threw exception TypeError: Type error. Testing - scrollTo with 1 dictionary argument PASS window.scrollX is x PASS window.scrollY is resetY PASS window.scrollX is resetX PASS window.scrollY is y PASS window.scrollX is x PASS window.scrollY is y PASS window.scrollX is 0 PASS window.scrollY is 0 Testing - scrollTo with more than 2 arguments PASS window.scrollX is x PASS window.scrollY is y window.scroll Tests Testing - scroll with 0 arguments PASS window.scrollX is resetX PASS window.scrollY is resetY PASS window.scrollX is x PASS window.scrollY is y Testing - scroll with 1 non-dictionary argument PASS scroll(0) threw exception TypeError: Type error. Testing - scroll with 1 dictionary argument PASS window.scrollX is x PASS window.scrollY is resetY PASS window.scrollX is resetX PASS window.scrollY is y PASS window.scrollX is x PASS window.scrollY is y PASS window.scrollX is 0 PASS window.scrollY is 0 Testing - scroll with more than 2 arguments PASS window.scrollX is x PASS window.scrollY is y window.scrollBy Tests Testing - scrollBy with 0 arguments PASS window.scrollX is resetX PASS window.scrollY is resetY PASS window.scrollX is x PASS window.scrollY is y Testing - scrollBy with 1 non-dictionary argument PASS scrollBy(0) threw exception TypeError: Type error. Testing - scrollBy with 1 argument PASS window.scrollX is resetX + x PASS window.scrollY is resetY PASS window.scrollX is resetX PASS window.scrollY is resetY + y PASS window.scrollX is resetX + x PASS window.scrollY is resetY + y PASS window.scrollX is resetX + x PASS window.scrollY is resetY + y Testing - scrollBy with more than 2 arguments PASS window.scrollX is resetX + x PASS window.scrollY is resetY + y PASS successfullyParsed is true TEST COMPLETE This box should force the window to have a scrollable area to test.